call it quits

基本解释

So, ensure that you're doing your best and if he is really not understanding your love and sacrifices, call it quits.
那麽，確定一下你現在盡力去做了，如果他真的不明白你對他的愛和犧牲，那麽結束這段關系吧。
"It's striking when a couple has been together 40 years and then they call it quits," Levenson told LiveScience. "It's not what we would expect."
“一對夫妻一起走過了40年後終止關系，這實在令人喫驚。”利文森告訴生活科學。這已超乎我們的想象
A tricky question for the reds is what would happen if Mr Thaksin opts to call it quits.
一個有趣的問題是如果他信選擇讓紅衫軍停止集會的話將會發生些什麽。

Now one indie game funded on the site looks like it may have to call it quits.
FORBES: Fully Funded Kickstarter Game Goes Belly Up - 'Haunts: The Manse Macabre' Is Out Of Money As Programmers Call It Quits
Workers who made it to age 70 were allowed to call it quits.
FORBES: Fixing The Nagging Problem Of Social Security
Schutz also figures the bosses at Cowen and Gleacher may decide to call it quits and cash in for a premium.
FORBES: Magazine Article

to stop doing something
to agree with someone that a debt has been paid and that no one owes anything more